OPEN command
Opens the Open file dialog box.

Icon:
Description
Opens the Open file dialog box to select a file to open in the drawing editor.
Supported open file formats are:
- Standard Drawing File (.dwg)Note: The minimum supported version of AutoCAD® Mechanical drawings is Mechanical 2012, and the maximum is Mechanical 2021. If you try to open an ACM drawing created with an unsupported version, a notification window prompts to choose one option:
- Open in Read Only Mode (allows the user to view and possibly edit the drawing without saving it).
- Close (stops opening of a drawing and returns the user to the previous state/screen).
- Drawing Exchange Format (.dxf)
- Template Format (.dwt)
- Standards File (.dws)
- Windows Metafile Formats (.wmf; .emf; .wmz; .emz)(1) (2)
- Collada (.dae)
- Micro Station DGN File (.dgn)
Formats available with the BIM add-on:
- Rhino file (.3dm)(1) (2)
- SketchUp file(.skp)(1) (2)
- IFC file (.ifc; .ifczip)
- Revit Family (.rfa)(1) (2)
- Revit Project (.rvt)(1) (2)
(1) Not available in BricsCAD for Linux.
(2) Not available in BricsCAD for macOS.